php连接数据库实现登录，注册，注册带JS验证

[{"title":"（ 10 个子文件 8KB ） php连接数据库实现登录，注册，注册带JS验证","children":[{"title":"work_for","children":[{"title":"index.php <span style='color:#111;'> 857B </span>","children":null,"spread":false},{"title":"images","children":[{"title":"right.png <span style='color:#111;'> 481B </span>","children":null,"spread":false},{"title":"wrong.png <span style='color:#111;'> 533B </span>","children":null,"spread":false}],"spread":true},{"title":"login.html <span style='color:#111;'> 1.10KB </span>","children":null,"spread":false},{"title":"coon.php <span style='color:#111;'> 242B </span>","children":null,"spread":false},{"title":"sql.txt <span style='color:#111;'> 938B </span>","children":null,"spread":false},{"title":"register.html <span style='color:#111;'> 6.45KB </span>","children":null,"spread":false},{"title":"register_login.php <span style='color:#111;'> 1.93KB </span>","children":null,"spread":false},{"title":"register_check.php <span style='color:#111;'> 611B </span>","children":null,"spread":false},{"title":"register_login.sql <span style='color:#111;'> 1.43KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]